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What's the best UML diagramming tool? [closed]
I'm trying to choose a tool for creating UML diagrams of all flavours. Usability is a major criteria for me, but I'd still take more power with a steeper learning curve and be happy. Free (as in beer) would be nice, but I'd be willing to pay if the tool's worth it. What should I be using?
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Omit rows containing specific column of NA
...# 2 2 10 33
EDIT: Only return rows with no NAs
If you want to eliminate all rows with at least one NA in any column, just use the complete.cases function straight up:
DF[complete.cases(DF), ]
# x y z
# 2 2 10 33
Or if completeFun is already ingrained in your workflow ;)
completeFun(DF, na...
Tools for analyzing performance of a Haskell program
...ith +RTS -s
$ time ./A +RTS -s
./A +RTS -s
749700
9,961,432,992 bytes allocated in the heap
2,463,072 bytes copied during GC
29,200 bytes maximum residency (1 sample(s))
187,336 bytes maximum slop
**2 MB** total memory in use (0 MB lost due to fragmentat...
Node.js vs .Net performance
...FAST and handling lots of LOAD are two different things. A server that's really FAST at serving one request per second might totally croak if you send it 500 requests per second (under LOAD).
You also have to consider static (and cached) vs dynamic pages. If you're worried about static pages, then...
Questions every good .NET developer should be able to answer? [closed]
...ference type?
What does the "readonly" keyword in C# mean?
I think it usually helps to ask your applicants to complete a simple coding exercise such as:
Write your own linked list class without using the built-in classes.
Write your own hashtable class without using the built-in classes.
Write a...
How do I select text nodes with jQuery?
I would like to get all descendant text nodes of an element, as a jQuery collection. What is the best way to do that?
11 An...
Threads vs Processes in Linux
... threads -- everything is simply a runnable task. *
On Linux, the system call clone clones a task, with a configurable level of sharing, among which are:
CLONE_FILES: share the same file descriptor table (instead of creating a copy)
CLONE_PARENT: don't set up a parent-child relationship between t...
Git: Show all of the various changes to a single line in a specified file over the entire git histor
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@Rob - thanks for this - small edit to your script though - putting just the filename only shows commits that just affect that file - if a commit referenced other files it is not listed
– Adrian Cornish
Sep 7 '12 ...
For loop for HTMLCollection elements
I'm trying to set get id of all elements in an HTMLCollectionOf . I wrote the following code:
12 Answers
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Squash the first two commits in Git? [duplicate]
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Update July 2012 (git 1.7.12+)
You now can rebase all commits up to root, and select the second commit Y to be squashed with the first X.
git rebase -i --root master
pick sha1 X
squash sha1 Y
pick sha1 Z
git rebase [-i] --root $tip
This command can now be used to ...